Temperatures in December
It's cool to moderate in December in Atlanta with an average temperature of 15°C. Temperatures this month range from a low of 12°C to a high of 18°C. At night, you can expect temperatures between 2°C and 9°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Atlanta in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Atlanta with cool temperatures, averaging around 16°C during the day and nights close to 6°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-December
By mid-December, the average daytime temperature drops to around 14°C, with nights close to 5°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of December
By the end of December, the average daytime temperature in Atlanta will be around 16°C, with nights close to 7°C. There’s a significant chance of many days with precipitation.
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Precipitation in December
In December, there is an average of 139 mm of precipitation, spread over 10 days. Of the total precipitation, about 0,6 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 31% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Atlanta. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Atlanta in December |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 9°C | |
 High Temp |
18°C | 11°C | |
| Low Temp |
12°C | 8°C | |
 Total Precipitation |
139 mm | 67 mm | |
| Rainy Days |
10 days | 10 days | |
 Total Snowfall |
0,6 cm | 1,2 cm | |
| Snowy Days |
1 day | 1 day | |
November
UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is December a good time to visit Atlanta?
Looking for sun and warm weather? Then December isn’t the best time to be in Atlanta. The temperature is too low this month for a warm stay.
Temperature records for Atlanta in December
With 25°C, Atlanta hit the highest temperature in the last 10 years in December 2022. The lowest daytime temperature in this month was -4°C in 2022. The extreme night temperatures ranged from a low of -14°C to a high of 20°C.
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Daily Temperature in December in Atlanta
This chart shows the average daily temperatures, both day and night, for each day in December in Atlanta, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Atlanta
The chart below shows the average daily precipitation in December for Atlanta, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 10 days of rain in Atlanta.
Daily Snowfall in December in Atlanta
This chart shows the average daily snowfall in December in Atlanta, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV Index in December in Atlanta
This chart shows the average daily UV index in December in Atlanta, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Atlanta Over the Years
This chart shows the average temperature in December in Atlanta, measured in degrees Celsius, over the past years.
Total Precipitation in December in Atlanta Over the Years
This chart shows the average precipitation in December in Atlanta, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in December in Atlanta per year
This chart shows the average snowfall in December in Atlanta, measured in centimetres, over the past years.
Daily climate in December for Atlanta
Click on a specific day in December for detailed info on the typical weather on that day in Atlanta. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Atlanta
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Average Weather in Atlanta by Month
Click on a month below to see detailed weather info for Atlanta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
